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Commit 044731c4 authored by Neharika Jali's avatar Neharika Jali
Browse files

recalculate cache quotas when an app is uninstalled 

Bug: 203651114
Test: manual
Change-Id: I81081a1efc6272b41babc64288592765c55ff9ac
parent a3b8b6d6

services/usage/java/com/android/server/usage/StorageStatsService.java

+24 −0
Original line number Diff line number Diff line
@@ -31,8 +31,11 @@ import android.app.usage.ExternalStorageStats; 
import android.app.usage.IStorageStatsManager;

import android.app.usage.StorageStats;

import android.app.usage.UsageStatsManagerInternal;

import android.content.BroadcastReceiver;

import android.content.ContentResolver;

import android.content.Context;

import android.content.Intent;

import android.content.IntentFilter;

import android.content.pm.ApplicationInfo;

import android.content.pm.PackageManager;

import android.content.pm.PackageManager.NameNotFoundException;
@@ -155,6 +158,21 @@ public class StorageStatsService extends IStorageStatsManager.Stub { 
        });



        LocalManagerRegistry.addManager(StorageStatsManagerLocal.class, new LocalService());



        IntentFilter prFilter = new IntentFilter();

        prFilter.addAction(Intent.ACTION_PACKAGE_REMOVED);

        prFilter.addAction(Intent.ACTION_PACKAGE_FULLY_REMOVED);

        prFilter.addDataScheme("package");

        mContext.registerReceiver(new BroadcastReceiver() {

            @Override public void onReceive(Context context, Intent intent) {

                String action = intent.getAction();

                if (Intent.ACTION_PACKAGE_REMOVED.equals(action)

                        || Intent.ACTION_PACKAGE_FULLY_REMOVED.equals(action)) {

                    mHandler.removeMessages(H.MSG_PACKAGE_REMOVED);

                    mHandler.sendEmptyMessage(H.MSG_PACKAGE_REMOVED);

                }

            }

        }, prFilter);

    }



    private void invalidateMounts() {
@@ -531,6 +549,7 @@ public class StorageStatsService extends IStorageStatsManager.Stub { 
        private static final int MSG_CHECK_STORAGE_DELTA = 100;

        private static final int MSG_LOAD_CACHED_QUOTAS_FROM_FILE = 101;

        private static final int MSG_RECALCULATE_QUOTAS = 102;

        private static final int MSG_PACKAGE_REMOVED = 103;

        /**

         * By only triggering a re-calculation after the storage has changed sizes, we can avoid

         * recalculating quotas too often. Minimum change delta defines the percentage of change
@@ -599,6 +618,11 @@ public class StorageStatsService extends IStorageStatsManager.Stub { 
                    sendEmptyMessageDelayed(MSG_RECALCULATE_QUOTAS, DELAY_RECALCULATE_QUOTAS);

                    break;

                }

                case MSG_PACKAGE_REMOVED: {

                    // recalculate quotas when package is removed

                    recalculateQuotas(getInitializedStrategy());

                    break;

                }

                default:

                    if (DEBUG) {

                        Slog.v(TAG, ">>> default message case ");